How Bolt Reconciles €2B in Revenue Using Airflow, Spark and dbt

A look under the hood of a multi-country finance pipeline that ingests raw data, models discrepancies and reconciles cash flows at scale.

Jul 03, 2025

∙ Paid

Fellow Data Tinkerers!

Today we will look at how Bolt tracks payments at scale.

But before that, I wanted to share an example of what you could unlock if you share Data Tinkerer with just 2 other people and they subscribe to the newsletter.

There are 100+ more cheat sheets covering everything from Python, R, SQL, Spark to Power BI, Tableau, Git and many more. So if you know other people who like staying up to date on all things data, please share Data Tinkerer with them!

Refer a friend

Now, with that out of the way, let’s get to how Bolt deals with processing payments from millions of customers

Keep reading with a 7-day free trial

Subscribe to Data Tinkerer to keep reading this post and get 7 days of free access to the full post archives.